Part 5/15:
Health checks played a vital role—veterinarians examined every bird, from endangered species such as the critically endangered Negros bleeding-heart dove, to older birds experiencing age-related ailments like cataracts. Notably, some king penguins underwent complex surgeries, including cataract surgeries with the insertion of custom-made intraocular lenses—the first of their kind in the world. These procedures aimed to restore sight and facilitate smoother adaptation to the new environment.